1. 1) Williams, R. I. T.: Cement-Treated Pavements-Materials, Design and Construction. Elsevier Applied Science Publishers, 1986.
2. 2) Japan Road Association: Cement Concrete Pavement Manual (in Japanese), 1984.
3. 3) Japan Road Association: Asphalt Pavement Manual (in Japanese), 1981.
4. 4) Sharp. R.: Standards and Practices for Concrete Roads. (Synoptic Table) Proceedings of International Symposium on Concrete Roads. Society/PIARC/Cembureau, London, 1982.
5. 5) Combatting Concrete Pavement Slab Pumping by Interface Drainage and Use of Low-Erodability Materials. (Draft Paper) Concrete Road Committee of Permanent International Association of Road Congresses, October 1986.